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North CarolinaMathsQuick questions

Functions and Exponential Models

Quick questions on Interpreting key features of graphs - NC Math 1

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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A line has y-intercept (0,4)(0, 4) and slope 1-1. Is it increasing or decreasing? [1 point]
What is q2?
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For y=(x2)(x+4)y = (x - 2)(x + 4), find the x-intercepts and the y-intercept. [2 points]

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